Ultrafast photoemission electron microscopy: imaging plasmons in space and time

M Dabrowski, Y Dai, H Petek - Chemical Reviews, 2020 - ACS Publications
Plasmonics is a rapidly growing field spanning research and applications across chemistry,
physics, optics, energy harvesting, and medicine. Ultrafast photoemission electron …

Attosecond physics phenomena at nanometric tips

M Krüger, C Lemell, G Wachter… - Journal of Physics B …, 2018 - iopscience.iop.org
Attosecond science is based on electron dynamics driven by a strong optical electric field
and has evolved beyond its original scope in gas-phase atomic and molecular physics to …

Strong-field above-threshold photoemission from sharp metal tips

M Schenk, M Krüger, P Hommelhoff - Physical review letters, 2010 - APS
We present energy-resolved measurements of electron emission from sharp metal tips
driven with low energy pulses from a few-cycle laser oscillator. We observe above-threshold …

Attosecond physics in photoemission from a metal nanotip

M Krüger, M Schenk, M Förster… - Journal of Physics B …, 2012 - iopscience.iop.org
Nanometre-scale metal tips irradiated by femtosecond laser pulses represent ultrafast
electron sources. The combination of the laser pulse and the tip offers the possibility of …

Laser-induced ultrafast electron emission from a field emission tip

B Barwick, C Corder, J Strohaber… - New Journal of …, 2007 - iopscience.iop.org
We show that a field emission tip electron source that is triggered with a femtosecond laser
pulse can generate electron pulses shorter than the laser pulse duration (100 fs). The …

Strong-field photoemission from surfaces: Theoretical approaches

SV Yalunin, M Gulde, C Ropers - Physical Review B—Condensed Matter and …, 2011 - APS
The problem of highly nonlinear photoemission from a metal surface is considered using
analytical and numerical approaches. Descriptions are found which cover both the weak …

Plasmonic decay into hot electrons in silver

H Petek, A Li, X Li, S Tan, M Reutzel - Progress in Surface Science, 2023 - Elsevier
Light at optical frequencies interacting with a metal surface can excite interband quantum
transitions, or intraband currents at frequencies approaching the PHz range. Momentum …

Solvated electrons on metal oxide surfaces

J Zhao, B Li, K Onda, M Feng, H Petek - Chemical reviews, 2006 - ACS Publications
An electron added to a solvent polarizes its surrounding medium to minimize the free
energy. Such an electron with its polarization cloud, which we refer to as the solvated …

Ultrafast microscopy: Imaging light with photoelectrons on the nano–femto scale

M Dąbrowski, Y Dai, H Petek - The journal of physical chemistry …, 2017 - ACS Publications
Experimental methods for ultrafast microscopy are advancing rapidly. Promising methods
combine ultrafast laser excitation with electron-based imaging or rely on super-resolution …

Ultrafast multiphoton thermionic photoemission from graphite

S Tan, A Argondizzo, C Wang, X Cui, H Petek - Physical Review X, 2017 - APS
Electronic heating of cold crystal lattices in nonlinear multiphoton excitation can transiently
alter their physical and chemical properties. In metals where free electron densities are high …